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/*
* librdkafka - Apache Kafka C library
*
* Copyright (c) 2012-2021, Magnus Edenhill
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#include "test.h"
/**
* Verify that flush() overrides the linger.ms time.
*
*/
int main_0125_immediate_flush(int argc, char **argv) {
rd_kafka_t *rk;
rd_kafka_conf_t *conf;
const char *topic = test_mk_topic_name("0125_immediate_flush", 1);
const int msgcnt = 100;
int remains = 0;
test_timing_t t_time;
test_conf_init(&conf, NULL, 30);
test_conf_set(conf, "linger.ms", "10000");
rd_kafka_conf_set_dr_msg_cb(conf, test_dr_msg_cb);
rk = test_create_handle(RD_KAFKA_PRODUCER, conf);
test_create_topic(rk, topic, 1, 1);
/* Produce half set of messages without waiting for delivery. */
test_produce_msgs2_nowait(rk, topic, 0, 0, 0, msgcnt / 2, NULL, 50,
&remains);
TIMING_START(&t_time, "NO_FLUSH");
do {
rd_kafka_poll(rk, 1000);
} while (remains > 0);
TIMING_ASSERT(&t_time, 10000, 15000);
/* Produce remaining messages without waiting for delivery. */
test_produce_msgs2_nowait(rk, topic, 0, 0, 0, msgcnt / 2, NULL, 50,
&remains);
/* The linger time should be overriden when flushing */
TIMING_START(&t_time, "FLUSH");
TEST_CALL_ERR__(rd_kafka_flush(rk, 2000));
TIMING_ASSERT(&t_time, 0, 2500);
rd_kafka_destroy(rk);
/* Verify messages were actually produced by consuming them back. */
test_consume_msgs_easy(topic, topic, 0, 1, msgcnt, NULL);
return 0;
}
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